//
//Copyright (C) 2002-2005  3Dlabs Inc. Ltd.
//All rights reserved.
//
//Redistribution and use in source and binary forms, with or without
//modification, are permitted provided that the following conditions
//are met:
//
//    Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//
//    Redistributions in binary form must reproduce the above
//    copyright notice, this list of conditions and the following
//    disclaimer in the documentation and/or other materials provided
//    with the distribution.
//
//    Neither the name of 3Dlabs Inc. Ltd. nor the names of its
//    contributors may be used to endorse or promote products derived
//    from this software without specific prior written permission.
//
//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
//"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
//LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
//FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
//COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
//INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
//BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
//CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
//LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
//ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
//POSSIBILITY OF SUCH DAMAGE.
//

//
// The top level algorithms for linking multiple
// shaders together.
//
#include "../Include/Common.h"
#include "../Include/ShHandle.h"

//
// Actual link object, derived from the shader handle base classes.
//
class TGenericLinker: public TLinker {
public:
	TGenericLinker(EShExecutable e, int dOptions) :
			TLinker(e, infoSink), debugOptions(dOptions)
	{
	}
	bool link(TCompilerList&, TUniformMap*)
	{
		return true;
	}
	void getAttributeBindings(ShBindingTable const **t) const
	{
		UNUSED_ARG(t)
	}
	TInfoSink infoSink;
	int debugOptions;
};

//
// The internal view of a uniform/float object exchanged with the driver.
//
class TUniformLinkedMap: public TUniformMap {
public:
	TUniformLinkedMap()
	{
	}
	virtual int getLocation(const char* name)
	{
		UNUSED_ARG(name)
		return 0;
	}
};

TShHandleBase* ConstructLinker(EShExecutable executable, int debugOptions)
{
	return new TGenericLinker(executable, debugOptions);
}

void DeleteLinker(TShHandleBase* linker)
{
	delete linker;
}

TUniformMap* ConstructUniformMap()
{
	return new TUniformLinkedMap();
}

void DeleteUniformMap(TUniformMap* map)
{
	delete map;
}

TShHandleBase* ConstructBindings()
{
	return 0;
}

void DeleteBindingList(TShHandleBase* bindingList)
{
	delete bindingList;
}
